Home / 214,320.32-320,849.84-143,066.22

Finding the Fourth Proportional to 214,320.32, 320,849.84 and 143,066.22

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Solution

The fourth proportional to 214,320.32, 320,849.84 and 143,066.22 is: 214,178.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,320.32 : 320,849.84 = 143,066.22 : x
  2. Step 2: Convert to fraction form
    214,320.32/320,849.84 = 143,066.22/x
  3. Step 3: Cross multiply
    214,320.32x = 320,849.84 × 143,066.22
  4. Step 4: Simplify right side
    214,320.32x = 45,902,775,432.46
  5. Step 5: Solve for x
    x = 45,902,775,432.46/214,320.32
  6. Step 6: Final answer
    x = 214,178.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.